Update language_basics.rst
Update language_basics.rst

corrected an example
ChristopherHogan/cython,cython/cython,da-woods/cython,cython/cython,scoder/cython,scoder/cython,scoder/cython,scoder/cython,cython/cython,da-woods/cython,ChristopherHogan/cython,ChristopherHogan/cython,da-woods/cython,da-woods/cython,cython/cython